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If L1 and L2 are the length of the tangent from (0, 5) to the circles x^2 + y^2 + 2x – 4 = 0

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 If L1 and L2 are the length of the tangent from (0, 5) to the circles x2 + y2 + 2x – 4 = 0 and x2 + y2 – y + 1 = 0 then 

(A) L1 = 2L2 

 (B) L2 = 2L1 

 (C) L1 = L2 

 (D) L12 = L2

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1 Answer

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Best answer

Correct option (C) L1 = L2

Explanation: 

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